... water proof, Safe, ect Name: PP woven ton bag(PY7-4-1)PP Jumbo bag, also named PP Big bag, Sack bag, FIBC ... bag,The specification is as following:1. Materials: Polypropylene (PP)2. Style: U-Panel bag3. Size: 90x90x120cm4. Safety work ... bags inside, with the advantages of light weight, moistureproof, dustproof, no leakage, resistance to radiation, Acid corrosion, strong security, excellent ...